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经营范围
发明名称
Trockener Gasmesser
摘要
申请公布号
DE562660(C)
申请公布日期
1932.10.27
申请号
DED562660D
申请日期
1930.08.23
申请人
H. WOHLGROTH & CO.
发明人
分类号
G01F3/22
主分类号
G01F3/22
代理机构
代理人
主权项
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